Periodic publications containing details of any alterations to charts, to keep them up to date.

Anemometer which measures wind speed by measuring the degree of cooling of a metal film heated by an electric current. A type of cooling-power anemometer.

Marine Mammal Protection Act of 1972

Safety Equipment Certificate

A registered trademark for a cholorflourocarbon (CFC) gas that is highly stable and that has been historically used as a refrigerant.

In technical analysis, what happens when the short moving average price of a stock (say, its.

Carry over of particles or contaminant from the filter or other filter materials into the clean side of the air flow.

Wooden bar with an iron shod, wedge, Shaped end, used in prying the anchor or working the anchor or working the anchor chain. Also used to engage or disengage the wild-cat.

The potential of an electrode in an electrolytic solution when the forward rate of a given reaction is exactly equal to the reverse rate. The equilibrium potential can only be defined with respect to a specific electrochemical reaction.

A multiplying factor for applied stress that allows for the presence of a structural discontinuity such as a notch or hole; Kt equals the ratio of the greatest stress in the region of the discontinuity to the nominal stress for the entire section. Also ca ...

An instrument used to measure the amount of dew formed on a given surface.

The straight or curved line of the deck line; curvature of the lines of a vessel toward the bow and stern.

The audio-frequency signal transmitted by the Diamond-Hinman radiosonde when the baroswitch pen passes each fifteenth contact of the commutator, up to a number determined by the design of the commutator, and each fifth contact thereafter. This signal is t ...

To install the sails on the boom or the forestay.

A type of pressure-tube anemometer, named after the inventor.

A direction of forty-five degrees or less from the stern.

A vessel which, according to the applicable Navigation Rule, has right-of-way. Also known as the "stand on" vessel.

A mechanical, electrical, or manually operated pump used to remove water from the bilge.

A scaling factor, usually denoted by the symbol K, used in linear-elastic fracture mechanics to describe the intensification of applied stress at the tip of a crack of known size and shape. At the onset of rapid crack propagation in any structure containi ...

An instrument used for measuring the specific gravity of a liquid.